Use this with a tier 2 or lower combat aura to refresh its cooldown. The aura refresh can only be performed once per day regardless of tier.

Aura refresh (tier 2) is a reward that can be bought from the Soul Reaper rewards shop for either 10 reaper points or 100 slayer reward points. This is a consumable item. It refreshes the cooldowns for tier 2 combat auras, specifically: